María Pedraza, who plays Alison Parker, the daughter of the British ambassador to Spain, pronounces the "w" when she refers to Norwich. The "w" is silent and a native speaker who had been there would not make that mistake.
When Professor was about to clean the car in the junk yard he used the hat so his hair would not be left in the car, however later on police spots the hat that professor threw away but does nothing to retrieve samples of the hair.